diff options
author | Dave Marchevsky <davemarchevsky@fb.com> | 2021-10-20 00:48:18 -0700 |
---|---|---|
committer | Andrii Nakryiko <andrii@kernel.org> | 2021-10-21 15:51:47 -0700 |
commit | e1b9023fc7ab0dcfeefe9f0a14772ad7a1c37b5b (patch) | |
tree | ce0fa74e4c7b7ceeeec37b56b627255f64ac1286 /tools | |
parent | aba64c7da98330141dcdadd5612f088043a83696 (diff) |
selftests/bpf: Add verif_stats test
verified_insns field was added to response of bpf_obj_get_info_by_fd
call on a prog. Confirm that it's being populated by loading a simple
program and asking for its info.
Signed-off-by: Dave Marchevsky <davemarchevsky@fb.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20211020074818.1017682-3-davemarchevsky@fb.com
Diffstat (limited to 'tools')
-rw-r--r-- | tools/testing/selftests/bpf/prog_tests/verif_stats.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/verif_stats.c b/tools/testing/selftests/bpf/prog_tests/verif_stats.c new file mode 100644 index 000000000000..b4bae1340cf1 --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/verif_stats.c @@ -0,0 +1,28 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2021 Facebook */ + +#include <test_progs.h> + +#include "trace_vprintk.lskel.h" + +void test_verif_stats(void) +{ + __u32 len = sizeof(struct bpf_prog_info); + struct bpf_prog_info info = {}; + struct trace_vprintk *skel; + int err; + + skel = trace_vprintk__open_and_load(); + if (!ASSERT_OK_PTR(skel, "trace_vprintk__open_and_load")) + goto cleanup; + + err = bpf_obj_get_info_by_fd(skel->progs.sys_enter.prog_fd, &info, &len); + if (!ASSERT_OK(err, "bpf_obj_get_info_by_fd")) + goto cleanup; + + if (!ASSERT_GT(info.verified_insns, 0, "verified_insns")) + goto cleanup; + +cleanup: + trace_vprintk__destroy(skel); +} |